Re: high voltage resistors

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "by way of Terry Fritz <teslalist-at-qwest-dot-net>" <HomerLea-at-aol-dot-com>

I have lots of 100 meg and 240 meg good for 7.5kv and 15kv continuous so 
should be able to take higher pulses, but 40 k sounds like the only cheap 
way is LOTS of cheap resistors in series.
Jim Heagy  Homerlea-at-aol-dot-com

>Subj:Re: high voltage resistors
>Date:1/21/03 7:09:06 AM Pacific Standard Time
>From:<mailto:tesla-at-pupman-dot-com>tesla-at-pupman-dot-com
>To:<mailto:tesla-at-pupman-dot-com>tesla-at-pupman-dot-com
>Sent from the Internet
>
>
>
>Original poster: "Mike Harrison by way of Terry Fritz 
><teslalist-at-qwest-dot-net>" <mike-at-whitewing.co.uk>
>
>BC Componnets (formerly Philips) VR68 series are 1 watt resistors rated at
>10KV each.
>Unfortunately it is very hard to buy them in small quantities - Best I
>could find were Allied, who
>do them in packs of 100.
>http://www.alliedelec-dot-com/
>do a search for High voltage resistor, 'BC Components', 'Part Description',
>and scroll to the 1 watt parts
>
>On Mon, 20 Jan 2003 20:56:18 -0700, you wrote:
>
> >Original poster: "Mark Broker by way of Terry Fritz
><teslalist-at-qwest-dot-net>" <mbroker-at-thegeekgroup-dot-org>
> >
> >Hello, all!
> >
> >I'm looking for some inexpensive resistors that will stand off 20kV
> >pulses.  I have
> >no objections to using two or three in series.  I need a value of
> >30-40kohm.  I am
> >currently using 3 1/2W resistors in series, but question the longterm
>standoff
> >ability.  I have been considering the Ohmite OY series - 2W ceramic
> >composition
> >that are about .75" long and .3"diameter, available from Digikey.  But at
> >about a
> >buck each, I'd rather not spend $40 to discover they won't work!
> >
> >Thanks,
> >
> >Mark Broker
> >Chief Engineer, The Geek Group
> >